Explaining Nature on Instagram: "Zhangjiajie is a city and national forest park in Hunan Province, China, famous for its dramatic sandstone pillars, deep ravines, and lush forests. The Zhangjiajie National Forest Park, part of the larger Wulingyuan Scenic Area (a UNESCO World Heritage Site), is especially known for its towering quartz-sandstone columns that rise hundreds of meters into the air, often shrouded in mist. These unique formations inspired the floating Hallelujah Mountains in the movi